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C/2012 S1

comet discovered in 2012, with a close approach to Earth in December 2013
Thing sungrazing_comet Q301109
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C/2012 S1

Summary

C/2012 S1 is a sungrazing comet[1]. It draws 112 Wikipedia views per month (sungrazing_comet category, ranking #2 of 4).[2]

Key Facts

  • C/2012 S1 is credited with the discovery of Vitaly Nevski[3].
  • C/2012 S1 is credited with the discovery of Artyom Novichonok[4].
  • C/2012 S1's instance of is recorded as sungrazing comet[5].
  • C/2012 S1's instance of is recorded as hyperbolic comet[6].
  • C/2012 S1's Commons category is recorded as C/2012 S1[7].
  • C/2012 S1's parent astronomical body is recorded as Sun[8].
  • C/2012 S1's provisional designation is recorded as C/2012 S1[9].
  • C/2012 S1's time of discovery or invention is recorded as September 21, 2012[10].
  • C/2012 S1's orbital eccentricity is recorded as {'amount': '+1.0000021'}[11].
  • C/2012 S1's orbital eccentricity is recorded as {'amount': '+1.000005095690719'}[12].
  • C/2012 S1's absolute magnitude is recorded as {'amount': '+10.2'}[13].
  • C/2012 S1's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+62.39925'}[14].
  • C/2012 S1's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+62.16289397901024'}[15].
  • C/2012 S1's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+295.6865418045648'}[16].
  • C/2012 S1's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '-2446.520761814393'}[17].
  • C/2012 S1's periapsis is recorded as {'unit': 'Q1811', 'amount': '+0.012444'}[18].
  • C/2012 S1's periapsis is recorded as {'unit': 'Q1811', 'amount': '+0.0124667131396643'}[19].
  • C/2012 S1's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+345.56449'}[20].
  • C/2012 S1's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+345.5411989420559'}[21].
  • C/2012 S1's periapsis date is recorded as 2013[22].
  • C/2012 S1's mean anomaly is recorded as {'unit': 'Q28390', 'amount': '-0.001724780901920006'}[23].
  • C/2012 S1's epoch is recorded as May 1, 2013[24].
  • C/2012 S1's time of periapsis is recorded as {'unit': 'Q14267', 'amount': '+2456625.2645302867'}[25].

Body

Definition and Type

Recorded instance of include sungrazing comet[5] and hyperbolic comet[6].

Why It Matters

C/2012 S1 draws 112 Wikipedia views per month (sungrazing_comet category, ranking #2 of 4).[2] It has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[26] It is known by 4 alternative names across languages and contexts.[27]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [5] ↑ . Post-Discovery Photometric Follow-up of Sungrazing Comet C/2012 S1 ISON. wikidata.org.
  2. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [3] ↑ . Post-Discovery Photometric Follow-up of Sungrazing Comet C/2012 S1 ISON. wikidata.org.
  4. [4] ↑ . Post-Discovery Photometric Follow-up of Sungrazing Comet C/2012 S1 ISON. wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . Post-Discovery Photometric Follow-up of Sungrazing Comet C/2012 S1 ISON. wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [26] ↑ . Wikidata sitelinks. wikidata.org.
  3. [27] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). C/2012 S1. Retrieved May 3, 2026, from https://4ort.xyz/entity/c-2012-s1
MLA “C/2012 S1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/c-2012-s1.
BibTeX @misc{4ortxyz_c-2012-s1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{C/2012 S1}}, year = {2026}, url = {https://4ort.xyz/entity/c-2012-s1}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): C/2012 S1 — https://4ort.xyz/entity/c-2012-s1 (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 21d ago · ~2026-34993-89 · 2026-06-21 view diff on Wikidata ↗
    Time of periapsis → {'unit': 'Q14267', 'amount': '+2456625.2645302867'}
    Orbital inclination → {'unit': 'Q28390', 'amount': '+62.39925'}, {'unit': 'Q28390', 'amount': '+62.16289397901024'}
    Instance of → sungrazing comet, hyperbolic comet
    Absolute magnitude → {'amount': '+10.2'}
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P4839]]: Entity["Comet", "CometC2012S1ISON"]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.